/*******************************************************************************
 * Copyright 2008 www.softao.com
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package com.softao.ming.gwt.user.client;

import com.google.gwt.user.client.ui.Widget;

/**
 * Defines the method to read the value from the widget.
 * 
 * @author Dop Sun Jul 15, 2008
 * @param <T>
 *            the value type widget has
 */
public interface WidgetReader<T> {
	/**
	 * @param widget
	 *            the widget to read
	 * @return the value of the widget
	 */
	public T read(Widget widget);
}
